Jumsai Na Ayutthaya, N.
Current rating: 1450
Record: 0-0 (GP) / 6-10-2 (professional)
| 2001 World Championship (mixed) | starting rating: 1500 | |||
| round | table | opponent (rating) | result | Δrating |
| 1standard | 28 | Ziegner, Mark (1468) | Lost 1-2 | -191481 |
| 2standard | 117 | Elarar, Jay (1728) | Won 2-0 | +231504 |
| 3standard | 80 | Renko, Andrej (1538) | Won 2-1 | +181522 |
| 4standard | 48 | Jones, Craig (1554) | Lost 1-2 | -171505 |
| 5standard | 92 | Creech, Lawrence (1701) | Lost 0-2 | -141491 |
| 6standard | 114 | Higashino, Masayuki (1670) | Lost 0-2 | -151476 |
| 7rochester | 42 | Maneechareonwong, Prapon (1478) | Draw 0-0 | 01476 |
| 8rochester | 119 | Brett, Philip (1352) | Won 2-0 | +161492 |
| 9rochester | 76 | Lippert, Christoph (1787) | Lost 0-2 | -131479 |
| 10rochester | 56 | Levy, Raphael (1765) | Lost 0-2 | -131466 |
| 11rochester | 62 | Gysemans, Peter (1585) | Lost 0-2 | -161450 |
| 12rochester | 131 | Theodolun, Giorgios (1423) | Won 2-0 | +181468 |
| 13extended | 118 | Wang, Xiao (1460) | Won 2-0 | +171485 |
| 14extended | 104 | Leshem, Eyal (1480) | Lost 1-2 | -181467 |
| 15extended | 112 | Chung, Wai-Sing (Jimmy) (1416) | Lost 1-2 | -191448 |
| 16extended | 119 | Hoelzel, Reinhard (1465) | Won 2-0 | +191467 |
| 17extended | 108 | Techarattanaprasert, Mongkol (1440) | Draw 0-0 | -11466 |
| 18extended | 110 | Davis, James (1580) | Lost 0-2 | -161450 |
| average opponent: 1550record: 6-10-2 | new rating: 1450 | |||